LOCTITE 242 is a medium strength, medium viscosity, methacrylate-based threadlocking adhesive offering general purpose qualities. The product provides quick fixture times on steel, brass and stainless steel of 5, 15 and 20 min respectively. LOCTITE 242 is thixotropic to prevent migration after application and is intended for fasteners that require normal disassembly with standard hand tools.

  • Medium strength
  • Medium viscosity
  • Quick fixture time
  • Thixotropic to reduce adhesive migration

Item number 242
Thread Size
M6 ~ M20
Color Blue
mPa.s (cP)
1,100 / 5,000
Torque Break
N.m /
8~17 / 70~150
Torque Prevail
N.m /
3~7 / 25~60
Temp. Range(℃) -55℃ ~ 150℃
Cure Speed
(Fixture / Full Cure)
10 min. /24 hrs.
Oil Tolerant
Primers N or T
Specific Gravity 1.07
Agency Approvals ABS, CFIA Listed,
MIL-S-46163A for existing designs,

  1. With Loctite Primers, it can fill larger gaps.
  2. The screws fixed by the high-strength screw fixing agent can be removed by heating or by using a large torque.
  3. Before use, clean the next part with a rag or steel brush; if there is oil stain, be sure to remove the oil stain first.
  4. If it is a blind hole, it is more appropriate to apply glue to the hole.
  5. If the joint length is long, glue should be applied to the screw and the hole.

LOCTITE 242 Technical Data Sheet

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